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	<title>Official Factorio Wiki - User contributions [en]</title>
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	<updated>2026-04-24T17:39:59Z</updated>
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		<id>https://wiki.factorio.com/index.php?title=Prototype/ItemGroup&amp;diff=179399</id>
		<title>Prototype/ItemGroup</title>
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		<updated>2020-05-09T00:04:27Z</updated>

		<summary type="html">&lt;p&gt;Tubs: s/intermediates/intermediate-products/&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{Prototype parent|PrototypeBase}}&lt;br /&gt;
An item group. Item groups are shown above the list of craftable items in the player&#039;s inventory. The built-in groups are &amp;quot;logistics&amp;quot;, &amp;quot;production&amp;quot;, &amp;quot;intermediate-products&amp;quot; and &amp;quot;combat&amp;quot; but mods can define their own. See also [[Prototype/Item#group]].&lt;br /&gt;
&lt;br /&gt;
{{Prototype TOC|item-group}}&lt;br /&gt;
&lt;br /&gt;
== Mandatory properties ==&lt;br /&gt;
Inherits all properties from [[PrototypeBase]].&lt;br /&gt;
&lt;br /&gt;
{{Prototype property|icons, icon, icon_size (IconSpecification)|[[Types/IconSpecification|IconSpecification]]}}&lt;br /&gt;
The icon that is shown to represent this item group.&lt;br /&gt;
&lt;br /&gt;
== Optional properties ==&lt;br /&gt;
{{Prototype property|order_in_recipe|[[Types/Order|Order]]|The &amp;lt;code&amp;gt;order&amp;lt;/code&amp;gt; of this item group.|optional=true}}&lt;br /&gt;
Items in recipes are ordered by item group. The &amp;lt;code&amp;gt;order_in_recipe&amp;lt;/code&amp;gt; property can be used to specify the ordering in recipes without affecting the inventory order.&lt;/div&gt;</summary>
		<author><name>Tubs</name></author>
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